The iPhone 5’s been on sale for three weeks now, and as is always the case with a device this popular, a long list of defects is already building up. There’s Maps, of course — though that’s not really exclusive to the iPhone 5 — the purple haze that sometimes appears in photos, and the black model is susceptible to chips and scratches.

And now some users are reporting that an odd green glow, described as “plasma bleed,” is plaguing the handset’s display.